In Peruvian cuisine, Chifa refers to the fusion of Chinese and Peruvian culinary traditions. It is indeed one of the most popular types of food in Peru, featuring dishes that combine Chinese cooking techniques and flavors with local ingredients.
Andean caviar typically refers to the eggs of certain native fish from the Andes, which have gained popularity as a gourmet ingredient.
Guano is more commonly known as a natural fertilizer derived from bird droppings, primarily used in agriculture rather than being a type of food.
Horned pig, while it may refer to a specific breed of pig or a dish, is not widely recognized as a staple in Peruvian cuisine.
Overall, Chifa is the most relevant choice here, highlighting the unique culinary influence of Chinese immigrants on Peruvian food culture.